diff --git a/devel/intel-graphics-compiler/Makefile b/devel/intel-graphics-compiler/Makefile
index 6a5ee188c8bd..f114c6756ec4 100644
--- a/devel/intel-graphics-compiler/Makefile
+++ b/devel/intel-graphics-compiler/Makefile
@@ -1,47 +1,49 @@
 PORTNAME=	intel-graphics-compiler
 DISTVERSIONPREFIX=	igc-
 DISTVERSION=	1.0.7041
 CATEGORIES=	devel
 
 MAINTAINER=	jbeich@FreeBSD.org
 COMMENT=	Intel Graphics Compiler for OpenCL
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.md
 
 ONLY_FOR_ARCHS=	amd64 i386
 ONLY_FOR_ARCHS_REASON=	Only Intel GPUs on x86 are supported
 
 LIB_DEPENDS=	libopencl-clang.so:devel/opencl-clang
 
 USES=		bison cmake compiler:c++17-lang python:build
 USE_GITHUB=	yes
 USE_LDCONFIG=	yes
 GH_ACCOUNT=	intel
 GH_TUPLE=	intel:vc-intrinsics:069ced1:vcintrin/../vc-intrinsics
 CMAKE_OFF=	INSTALL_SPIRVDLL
 CFLAGS+=	-Wno-macro-redefined # __fastcall
 PLIST_SUB=	ARCH_SUFX=${ARCH:S/i386/32/:S/amd//:S/x86_//}
 
 post-patch:
 # lang/python* don't install unsuffixed symlinks
 	@${REINPLACE_CMD} -i .python \
 		-e '/EXECUTABLE/s/"python"/"${PYTHON_CMD:T}"/' \
 		-e '/IGC_PYTHON/s/"python"/"${PYTHON_CMD:T}"/' \
 		${WRKSRC}/IGC/CMakeLists.txt \
 		${WRKSRC}/IGC/BiFModule/linux/CMakeLists.txt
 # devel/llvm* have different naming from upstream under PATH
 	@${REINPLACE_CMD} -e '/clang-\$$/s//clang$$/' \
 		${WRKSRC}/IGC/cmake/igc_find_opencl_clang.cmake
 # No need to abort on every benign warning enabled by default
+# Disable debug symbols unless WITH_DEBUG passed via CXXFLAGS
 	@${REINPLACE_CMD} -e 's/"-Werror"//; /-Werror/d' \
+		-e 's/"-g"//' \
 		${WRKSRC}/IGC/CMakeLists.txt
 
 pre-configure:
 # Only one libLLVM can be loaded, so use the same version as devel/opencl-clang
 	@for f in ${LOCALBASE}/lib/libopencl-clang.so.*; do \
 		${REINPLACE_CMD} "/set.*LLVM.*VERSION/s/\".*\"/\"$${f##*so.}\"/" \
 			${WRKSRC}/external/llvm/llvm_preferred_version.cmake; \
 	done
 
 .include <bsd.port.mk>