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[GCC12] Apply patch for spurious Warray-bounds diagnostics #8431

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Merged
smuzaffar merged 2 commits into from
Apr 7, 2023
Merged

[GCC12] Apply patch for spurious Warray-bounds diagnostics #8431

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1aa056e
[GCC12] Apply patch for spurious Warray-bounds diagnostics
smuzaffar Apr 6, 2023
2376832
convert array-bounds errorsto warnings fot gcc 12.2
smuzaffar Apr 7, 2023
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5 changes: 4 additions & 1 deletion gcc.spec
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
### RPM external gcc 12.2.0
### RPM external gcc 12.2.1
## USE_COMPILER_VERSION
## INITENV +PATH LD_LIBRARY_PATH %{i}/lib64
# Use the git repository for fetching the sources. This gives us more control while developing
Expand All @@ -24,6 +24,8 @@ Source3: https://ftp.gnu.org/gnu/mpc/mpc-%{mpcVersion}.tar.gz
Source4: http://isl.gforge.inria.fr/isl-%{islVersion}.tar.bz2
Source12: http://zlib.net/zlib-%{zlibVersion}.tar.gz
Source13: https://github.com/facebook/zstd/releases/download/v%{zstdVersion}/zstd-%{zstdVersion}.tar.gz
#Fix for array-bound
Source14: https://github.com/gcc-mirror/gcc/commit/49ba4fdeb648c149fa7d964ba812084262c3d06f.patch

%ifos linux
%define bisonVersion 3.8.2
Expand All @@ -44,6 +46,7 @@ Patch1: gcc-flex-disable-doc
%prep

%setup -T -b 0 -n %{moduleName}
patch -p1 < %{_sourcedir}/49ba4fdeb648c149fa7d964ba812084262c3d06f.patch

# Filter out private stuff from RPM requires headers.
cat << \EOF > %{name}-req
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5 changes: 5 additions & 0 deletions scram-tools.file/tools/gcc/env.sh
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Expand Up @@ -40,6 +40,11 @@ GCC_CXXFLAGS="$GCC_CXXFLAGS -fvisibility-inlines-hidden"
GCC_CXXFLAGS="$GCC_CXXFLAGS -fno-math-errno --param vect-max-version-for-alias-checks=50"
GCC_CXXFLAGS="$GCC_CXXFLAGS -Xassembler --compress-debug-sections"

#FIXME: GCC 12.2 workaround
if [[ "$GCC_VERSION" =~ ^12\.2\. ]] ; then
GCC_CXXFLAGS="$GCC_CXXFLAGS -Wno-error=array-bounds -Warray-bounds"
fi

# Explicitly use the GNU binutils ld.bfd linker
GCC_CXXFLAGS="$GCC_CXXFLAGS -fuse-ld=bfd"

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