diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 000000000..f4022ff79
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,109 @@
+name: MVE GitHub Actions CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+    name: ${{ matrix.platform.name }}
+    runs-on: ${{ matrix.platform.os }}
+
+    strategy:
+      fail-fast: false
+
+      matrix:
+        platform:
+        - { name: "Ubuntu 20.04, GCC, x86_64",   os: ubuntu-20.04, cpp_compiler: g++,     qmake_spec: linux-g++ }
+        - { name: "Ubuntu 20.04, Clang, x86_64", os: ubuntu-20.04, cpp_compiler: clang++, qmake_spec: linux-clang }
+        - { name: "Ubuntu 22.04, GCC, x86_64",   os: ubuntu-22.04, cpp_compiler: g++,     qmake_spec: linux-g++ }
+        - { name: "Ubuntu 22.04, Clang, x86_64", os: ubuntu-22.04, cpp_compiler: clang++, qmake_spec: linux-clang }
+        - { name: "Ubuntu 24.04, GCC, x86_64",   os: ubuntu-24.04, cpp_compiler: g++,     qmake_spec: linux-g++ }
+        - { name: "Ubuntu 24.04, Clang, x86_64", os: ubuntu-24.04, cpp_compiler: clang++, qmake_spec: linux-clang }
+        - { name: "macOS 12, Clang, x86_64",     os: macos-12,     cpp_compiler: clang++, qmake_spec: macx-clang }
+        - { name: "macOS 13, Clang, x86_64",     os: macos-13,     cpp_compiler: clang++, qmake_spec: macx-clang }
+        - { name: "macOS 14, Clang, arm64",      os: macos-14,     cpp_compiler: clang++, qmake_spec: macx-clang }
+
+    env:
+      CXX: ${{ matrix.platform.cpp_compiler }}
+      QMAKE_SPEC: ${{ matrix.platform.qmake_spec }}
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Install Ubuntu dependencies
+      if: runner.os == 'Linux'
+      run: |
+        echo "::group::apt-get update"
+        sudo apt-get update
+        echo "::endgroup::"
+
+        echo "::group::apt-get upgrade"
+        sudo apt-get upgrade -y
+        echo "::endgroup::"
+
+        echo "::group::apt-get install"
+        sudo apt-get install \
+          build-essential \
+          clang \
+          libgl-dev \
+          libgtest-dev \
+          libjpeg-turbo8-dev \
+          libomp-dev \
+          libpng-dev \
+          libqt5opengl5-dev \
+          libtiff-dev \
+          pkg-config \
+          zlib1g-dev
+        echo "::endgroup::"
+
+    - name: Install macOS dependencies
+      if: runner.os == 'macOS'
+      run: |
+        echo "::group::brew update"
+        brew update
+        echo "::endgroup::"
+
+        echo "::group::brew install"
+        brew install -q \
+          googletest \
+          jpeg-turbo \
+          libpng \
+          libtiff \
+          qt@5
+        echo "::endgroup::"
+
+        echo "::group::brew link"
+        brew link qt@5
+        echo "::endgroup::"
+
+    - name: Build (U)MVE on Linux/macOS
+      run: |
+        ${CXX} --version
+        if [ "`uname`" = "Darwin" ]; then
+          export NUM_CPU_CORES="`sysctl -n hw.ncpu`"
+        else
+          export NUM_CPU_CORES="`nproc`"
+        fi
+
+        echo "::group::Build MVE"
+        make -j${NUM_CPU_CORES}
+        echo "::endgroup"::
+
+        echo "::group::Build UMVE"
+        qmake -v
+        pushd apps/umve
+        qmake -spec ${QMAKE_SPEC}
+        make -j${NUM_CPU_CORES}
+        popd
+        echo "::endgroup::"
+
+        echo "::group::Build tests"
+        make -j${NUM_CPU_CORES} test
+        echo "::endgroup::"
+
+    - name: Run tests
+      run: ./tests/test
+
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 6a66c6997..000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,37 +0,0 @@
-os: linux
-language: cpp
-compiler: gcc
-sudo: false
-
-branches:
-   only:
-     - master
-
-before_install:
-   - if [ "$CXX" = "g++" ]; then export CXX="g++-6"; fi
-
-addons:
-   apt:
-     sources:
-       - ubuntu-toolchain-r-test
-     packages:
-       - g++-6
-       - cmake
-
-before_script:
-   - wget https://github.com/google/googletest/archive/master.zip -O /tmp/gtest.zip
-   - unzip /tmp/gtest.zip
-   - export GTEST_PATH=$PWD/googletest-master
-   - mkdir $GTEST_PATH/build
-   - pushd $GTEST_PATH/build
-   - cmake ..
-   - make gtest_main
-   - popd
-
-script:
-    - make -j4 -Clibs/util
-    - make -j4 -Clibs/mve
-    - make -j4 -Clibs/sfm
-    - make -j4 -Clibs/fssr
-    - make -j4 test
-    - ./tests/test
diff --git a/Makefile.inc b/Makefile.inc
index ef268da05..9a7638b25 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -2,7 +2,7 @@
 CXX ?= g++
 CXXWARNINGS ?= -Wall -Wextra -Wundef -pedantic
 CXXINTRINSICS ?= -march=native
-CXXFEATURES ?= -funsafe-math-optimizations -fno-math-errno -std=c++11
+CXXFEATURES ?= -funsafe-math-optimizations -fno-math-errno -std=c++14
 CXXFLAGS ?= ${CXXWARNINGS} ${CXXINTRINSICS} ${CXXFEATURES} -g -O3
 
 # Delete this if OpenMP is not available (e.g., OS X without gcc)
@@ -13,9 +13,19 @@ CXXFLAGS += -pthread
 
 UNAME = $(shell uname)
 ifeq (${UNAME},Darwin)
+    CXXFLAGS += -DGL_SILENCE_DEPRECATION=1
     OPENMP =
 endif
 
+LIBJPEG_CFLAGS = `pkg-config --cflags libjpeg`
+LIBJPEG_LDFLAGS = `pkg-config --libs libjpeg`
+
+LIBPNG_CFLAGS = `pkg-config --cflags libpng`
+LIBPNG_LDFLAGS = `pkg-config --libs libpng`
+
+LIBTIFF_CFLAGS = `pkg-config --cflags libtiff-4`
+LIBTIFF_LDFLAGS = `pkg-config --libs libtiff-4`
+
 COMPILE.cc = ${CXX} ${CXXFLAGS} ${CPPFLAGS} -c
 LINK.o = ${CXX} ${LDFLAGS}
 .DEFAULT_GOAL := ${TARGET}
diff --git a/README.md b/README.md
index 3d448bbbd..c3dcfddc0 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # MVE -- The Multi-View Environemnt
 
-![Build Status](https://travis-ci.org/simonfuhrmann/mve.svg?branch=master)
+[![Build Status](https://github.com/simonfuhrmann/mve/actions/workflows/main.yml/badge.svg)](https://github.com/simonfuhrmann/mve/actions/workflows/main.yml)
 
 The Multi-View Environment, MVE, is an implementation of a complete
 end-to-end pipeline for image-based geometry reconstruction. It features
diff --git a/apps/bundle2pset/Makefile b/apps/bundle2pset/Makefile
index 0021acfb3..c5c1a027a 100644
--- a/apps/bundle2pset/Makefile
+++ b/apps/bundle2pset/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve.a libmve_util.a
diff --git a/apps/dmrecon/Makefile b/apps/dmrecon/Makefile
index 0f6a9d334..da17dba89 100644
--- a/apps/dmrecon/Makefile
+++ b/apps/dmrecon/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_dmrecon.a libmve.a libmve_util.a
diff --git a/apps/featurerecon/Makefile b/apps/featurerecon/Makefile
index 3c0e6bf6d..c7ed81115 100644
--- a/apps/featurerecon/Makefile
+++ b/apps/featurerecon/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_sfm.a libmve.a libmve_util.a
diff --git a/apps/fssrecon/Makefile b/apps/fssrecon/Makefile
index e7138569a..d36446d2c 100644
--- a/apps/fssrecon/Makefile
+++ b/apps/fssrecon/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_fssr.a libmve.a libmve_util.a
diff --git a/apps/makescene/Makefile b/apps/makescene/Makefile
index 0021acfb3..c5c1a027a 100644
--- a/apps/makescene/Makefile
+++ b/apps/makescene/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve.a libmve_util.a
diff --git a/apps/mesh2pset/Makefile b/apps/mesh2pset/Makefile
index e7138569a..d36446d2c 100644
--- a/apps/mesh2pset/Makefile
+++ b/apps/mesh2pset/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_fssr.a libmve.a libmve_util.a
diff --git a/apps/meshalign/Makefile b/apps/meshalign/Makefile
index e7138569a..d36446d2c 100644
--- a/apps/meshalign/Makefile
+++ b/apps/meshalign/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_fssr.a libmve.a libmve_util.a
diff --git a/apps/meshclean/Makefile b/apps/meshclean/Makefile
index e7138569a..d36446d2c 100644
--- a/apps/meshclean/Makefile
+++ b/apps/meshclean/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_fssr.a libmve.a libmve_util.a
diff --git a/apps/meshconvert/Makefile b/apps/meshconvert/Makefile
index 0021acfb3..c5c1a027a 100644
--- a/apps/meshconvert/Makefile
+++ b/apps/meshconvert/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve.a libmve_util.a
diff --git a/apps/prebundle/Makefile b/apps/prebundle/Makefile
index 3c0e6bf6d..c7ed81115 100644
--- a/apps/prebundle/Makefile
+++ b/apps/prebundle/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_sfm.a libmve.a libmve_util.a
diff --git a/apps/scene2pset/Makefile b/apps/scene2pset/Makefile
index 0021acfb3..c5c1a027a 100644
--- a/apps/scene2pset/Makefile
+++ b/apps/scene2pset/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve.a libmve_util.a
diff --git a/apps/sceneupgrade/Makefile b/apps/sceneupgrade/Makefile
index 3c0e6bf6d..c7ed81115 100644
--- a/apps/sceneupgrade/Makefile
+++ b/apps/sceneupgrade/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_sfm.a libmve.a libmve_util.a
diff --git a/apps/sfmrecon/Makefile b/apps/sfmrecon/Makefile
index 3c0e6bf6d..c7ed81115 100644
--- a/apps/sfmrecon/Makefile
+++ b/apps/sfmrecon/Makefile
@@ -3,7 +3,7 @@ TARGET := $(shell basename `pwd`)
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o} libmve_sfm.a libmve.a libmve_util.a
diff --git a/apps/umve/umve.pro b/apps/umve/umve.pro
index a6c4227c3..850ee6954 100644
--- a/apps/umve/umve.pro
+++ b/apps/umve/umve.pro
@@ -1,6 +1,7 @@
 MVE_ROOT = ../..
 
-CONFIG += qt release c++11
+CONFIG += link_pkgconfig qt release c++11
+PKGCONFIG += libjpeg libpng libtiff-4
 QT += concurrent opengl
 
 QMAKE_LFLAGS += -rdynamic -fopenmp
@@ -13,7 +14,7 @@ TARGET = umve
 
 INCLUDEPATH += $${MVE_ROOT}/libs
 DEPENDPATH += $${MVE_ROOT}/libs
-LIBS = $${MVE_ROOT}/libs/dmrecon/libmve_dmrecon.a $${MVE_ROOT}/libs/mve/libmve.a $${MVE_ROOT}/libs/ogl/libmve_ogl.a $${MVE_ROOT}/libs/util/libmve_util.a -lpng -ljpeg -ltiff
+LIBS = $${MVE_ROOT}/libs/dmrecon/libmve_dmrecon.a $${MVE_ROOT}/libs/mve/libmve.a $${MVE_ROOT}/libs/ogl/libmve_ogl.a $${MVE_ROOT}/libs/util/libmve_util.a
 QMAKE_LIBDIR_QT =
 
 OBJECTS_DIR = build
diff --git a/libs/dmrecon/patch_optimization.cc b/libs/dmrecon/patch_optimization.cc
index e1862276b..32065d236 100644
--- a/libs/dmrecon/patch_optimization.cc
+++ b/libs/dmrecon/patch_optimization.cc
@@ -313,7 +313,6 @@ PatchOptimization::optimizeDepthAndNormal()
     math::Vec3d ATb(0.f);
     Samples const & mCol = sampler->getMasterColorSamples();
     IndexSet::const_iterator id;
-    std::size_t row = 0;
     for (id = neighIDs.begin(); id != neighIDs.end(); ++id)
     {
         Samples nCol, nDeriv;
@@ -341,7 +340,6 @@ PatchOptimization::optimizeDepthAndNormal()
                 ATA(1,2) += a_i[1] * a_i[2];
                 ATA(2,2) += a_i[2] * a_i[2];
                 ATb += a_i * b_i;
-                ++row;
             }
         }
     }
diff --git a/libs/fssr/Makefile b/libs/fssr/Makefile
index 63ba5a838..a1fcf087b 100644
--- a/libs/fssr/Makefile
+++ b/libs/fssr/Makefile
@@ -3,7 +3,7 @@ TARGET := libmve_fssr.a
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -fPIC -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg ${OPENMP}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS} ${OPENMP}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o}
diff --git a/libs/mve/Makefile b/libs/mve/Makefile
index 6240ddab2..b583e9576 100644
--- a/libs/mve/Makefile
+++ b/libs/mve/Makefile
@@ -3,8 +3,8 @@ TARGET := libmve.a
 include ${MVE_ROOT}/Makefile.inc
 
 # Position independent code (-fPIC) is required for the UMVE plugin system.
-CXXFLAGS += -fPIC -I${MVE_ROOT}/libs
-LDLIBS += -lpng -ltiff -ljpeg
+CXXFLAGS += -fPIC -I${MVE_ROOT}/libs ${LIBJPEG_CFLAGS} ${LIBPNG_CFLAGS} ${LIBTIFF_CFLAGS}
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o}
diff --git a/libs/mve/bundle_io.cc b/libs/mve/bundle_io.cc
index c3fcd9bf4..f7bf153b3 100644
--- a/libs/mve/bundle_io.cc
+++ b/libs/mve/bundle_io.cc
@@ -740,7 +740,6 @@ load_colmap_points_3D_txt(std::string const& points3D_filename,
     Bundle::Features& features = bundle->get_features();
 
     std::size_t num_views = bundle->get_cameras().size();
-    int num_points_3d = 0;
     std::string point_3d_line;
     while (std::getline(in_points3D, point_3d_line))
     {
@@ -798,7 +797,6 @@ load_colmap_points_3D_txt(std::string const& points3D_filename,
         }
         feature_3d.refs = refs;
         features.push_back(feature_3d);
-        ++num_points_3d;
     }
     in_points3D.close();
 }
diff --git a/libs/mve/image_io.cc b/libs/mve/image_io.cc
index 6e0273d53..2d953a25b 100644
--- a/libs/mve/image_io.cc
+++ b/libs/mve/image_io.cc
@@ -631,7 +631,7 @@ void
 tiff_error_handler (char const* /*module*/, char const* fmt, va_list ap)
 {
     char msg[2048];
-    ::vsprintf(msg, fmt, ap);
+    ::vsnprintf(msg, 2048, fmt, ap);
     throw util::Exception(msg);
 }
 
diff --git a/libs/sfm/Makefile b/libs/sfm/Makefile
index a42670f3b..6e44527f2 100644
--- a/libs/sfm/Makefile
+++ b/libs/sfm/Makefile
@@ -3,7 +3,7 @@ TARGET := libmve_sfm.a
 include ${MVE_ROOT}/Makefile.inc
 
 CXXFLAGS += -I${MVE_ROOT}/libs ${OPENMP}
-LDLIBS += -lpng -ltiff -ljpeg
+LDLIBS += ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS}
 
 SOURCES := $(wildcard [^_]*.cc)
 ${TARGET}: ${SOURCES:.cc=.o}
diff --git a/libs/sfm/cascade_hashing.h b/libs/sfm/cascade_hashing.h
index 048330925..8b63cc1cb 100644
--- a/libs/sfm/cascade_hashing.h
+++ b/libs/sfm/cascade_hashing.h
@@ -357,7 +357,7 @@ CascadeHashing::oneway_match (Matching::Options const& matching_opts,
 
     top_candidates.reserve(max_num_candidates);
 
-    std::unique_ptr<T> tmp(new T[max_num_candidates * descriptor_length]);
+    std::unique_ptr<T[]> tmp(new T[max_num_candidates * descriptor_length]);
     NearestNeighbor<T> nn;
     nn.set_elements(tmp.get());
     nn.set_element_dimensions(descriptor_length);
diff --git a/libs/util/string_utils.h b/libs/util/string_utils.h
index 9eb126307..dd3bb196d 100644
--- a/libs/util/string_utils.h
+++ b/libs/util/string_utils.h
@@ -158,6 +158,26 @@ convert (std::string const& str, bool strict_conversion)
     return ret;
 }
 
+#if defined(_LIBCPP_VERSION)
+/* LLVM's libc++'s behavior when parsing a double from a stream is different
+ * than GCC's libstdc++, see the following issue:
+ *   https://www.github.com/llvm/llvm-project/issues/18156
+ *
+ * This is why the following workaround is needed when compiling against
+ * libc++.
+ */
+template <>
+inline double
+convert (std::string const& str, bool strict_conversion)
+{
+    std::size_t pos = 0;
+    double ret = std::stod(str, &pos);
+    if (strict_conversion && pos != str.length())
+        throw std::invalid_argument("Invalid string conversion: " + str);
+    return ret;
+}
+#endif
+
 template <typename T>
 inline char const*
 for_type (void)
diff --git a/tests/Makefile b/tests/Makefile
index 497136cb8..9964f8863 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -1,16 +1,17 @@
 MVE_ROOT := ..
 TARGET := test
 include ${MVE_ROOT}/Makefile.inc
-vpath libgtest_main.a ${GTEST_PATH}/build/lib
-vpath libgtest.a ${GTEST_PATH}/build/lib
+
+GTEST_CFLAGS = `pkg-config --cflags gtest_main`
+GTEST_LDFLAGS = `pkg-config --libs gtest_main`
 
 SOURCES = $(wildcard math/gtest_*.cc) $(wildcard mve/gtest_*.cc) $(wildcard sfm/gtest_*.cc) $(wildcard util/gtest_*.cc) $(wildcard fssr/gtest_*.cc)
-INCLUDES = -I${MVE_ROOT}/libs -I${GTEST_PATH}/googletest/include
+INCLUDES = -I${MVE_ROOT}/libs ${GTEST_CFLAGS}
 CXXWARNINGS = -Wall -Wextra -pedantic -Wno-sign-compare
-CXXFLAGS = -std=c++11 -pthread ${CXXWARNINGS} ${INCLUDES}
-LDLIBS += -lpng -ltiff -ljpeg
+CXXFLAGS = -std=c++14 -pthread ${CXXWARNINGS} ${INCLUDES}
+LDLIBS += ${GTEST_LDFLAGS} ${LIBJPEG_LDFLAGS} ${LIBPNG_LDFLAGS} ${LIBTIFF_LDFLAGS}
 
-test: ${SOURCES:.cc=.o} libmve_fssr.a libmve_sfm.a libmve.a libmve_util.a libgtest_main.a libgtest.a
+test: ${SOURCES:.cc=.o} libmve_fssr.a libmve_sfm.a libmve.a libmve_util.a
 	${LINK.cc} -o $@ $^ ${LDLIBS}
 
 clean:
diff --git a/tests/sfm/gtest_surf.cc b/tests/sfm/gtest_surf.cc
index 17cfb7f6c..7a89f25c4 100644
--- a/tests/sfm/gtest_surf.cc
+++ b/tests/sfm/gtest_surf.cc
@@ -148,7 +148,7 @@ TEST_F(SurfTest, TestHaarWaveletsLargerKernel)
     this->set_image(create_incrementing_image(6));
     this->filter_dx_dy(3, 3, 2, &dx, &dy);
     EXPECT_EQ(1.0f, dx);
-    EXPECT_EQ(6.0f, dy);
+    EXPECT_FLOAT_EQ(6.0f, dy);
 }
 
 TEST_F(SurfTest, TestHaarWaveletsHugeKernel)