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cc-wrapper.sh: make -nostdlib disable the standard C++ library, but not its includes

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Should be the correct fix for #111970
This commit is contained in:
Dmitry Kalinkin 2021-05-02 14:07:00 -04:00
parent d9bad0eae6
commit 11b744b59c
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GPG Key ID: 5157B3EC8B2CA333
1 changed files with 5 additions and 2 deletions
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7
pkgs/build-support/cc-wrapper/cc-wrapper.sh
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@ -27,6 +27,7 @@ cc1=0
# shellcheck disable=SC2193
[[ "@prog@" = *++ ]] && isCxx=1 || isCxx=0
cxxInclude=1
cxxLibrary=1
cInclude=1
setDynamicLinker=1
@ -53,7 +54,7 @@ while (( "$n" < "$nParams" )); do
elif [[ "$p" = -x && "$p2" = c++* && "$isCxx" = 0 ]]; then
isCxx=1
elif [ "$p" = -nostdlib ]; then
isCxx=-1
cxxLibrary=0
elif [ "$p" = -nostdinc ]; then
cInclude=0
cxxInclude=0
@ -135,7 +136,9 @@ if [[ "$isCxx" = 1 ]]; then
if [[ "$cxxInclude" = 1 ]]; then
NIX_CFLAGS_COMPILE_@suffixSalt@+=" $NIX_CXXSTDLIB_COMPILE_@suffixSalt@"
fi
NIX_CFLAGS_LINK_@suffixSalt@+=" $NIX_CXXSTDLIB_LINK_@suffixSalt@"
if [[ "$cxxLibrary" = 1 ]]; then
NIX_CFLAGS_LINK_@suffixSalt@+=" $NIX_CXXSTDLIB_LINK_@suffixSalt@"
fi
fi
source @out@/nix-support/add-hardening.sh