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author | Thomas Schwinge <tschwinge@baylibre.com> | 2025-05-12 11:06:47 +0200 |
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committer | Thomas Schwinge <tschwinge@baylibre.com> | 2025-05-12 15:48:12 +0200 |
commit | 1321df5bc05663021313c17f4af54b950aa05d01 (patch) | |
tree | ed20fbb61835f4c2a707bd32c539c988197b567a | |
parent | 20c25919132b497c3a46a4bc4044f65b6459b99e (diff) | |
download | gcc-1321df5bc05663021313c17f4af54b950aa05d01.zip gcc-1321df5bc05663021313c17f4af54b950aa05d01.tar.gz gcc-1321df5bc05663021313c17f4af54b950aa05d01.tar.bz2 |
GCN, nvptx libstdc++: Force use of '__atomic' builtins: revert 'atomicity_dir=cpu/generic/atomicity_builtins' hard-coding [PR119645]"
Thanks to commit 86627faec10da53d7532805019e5296fcf15ac09
"libstdc++: Rewrite atomic builtin checks [PR70560]", for both GCN, nvptx
we now get:
+configure:16060: checking for atomic builtins for _Atomic_word
+[...]
+configure:16073: result: yes
..., and thus may revert the 'atomicity_dir=cpu/generic/atomicity_builtins'
hard-coding added in commit 059b5509c14904b55c37f659170240ae0d2c1c8e
"GCN, nvptx libstdc++: Force use of '__atomic' builtins [PR119645]".
PR target/119645
libstdc++-v3/
* configure.host [GCN, nvptx] (atomicity_dir): Don't set.
-rw-r--r-- | libstdc++-v3/configure.host | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/libstdc++-v3/configure.host b/libstdc++-v3/configure.host index 3cd1bb1..87a1822 100644 --- a/libstdc++-v3/configure.host +++ b/libstdc++-v3/configure.host @@ -370,21 +370,10 @@ case "${host}" in ;; esac ;; - amdgcn-*-amdhsa) - # To avoid greater pain elsewhere, force use of '__atomic' builtins, - # regardless of the outcome of 'configure' checks; see PR119645 - # "GCN, nvptx: libstdc++ 'checking for atomic builtins [...]... no'". - atomicity_dir=cpu/generic/atomicity_builtins - ;; arm*-*-freebsd*) port_specific_symbol_files="\$(srcdir)/../config/os/gnu-linux/arm-eabi-extra.ver" ;; nvptx-*-none) - # To avoid greater pain elsewhere, force use of '__atomic' builtins, - # regardless of the outcome of 'configure' checks; see PR119645 - # "GCN, nvptx: libstdc++ 'checking for atomic builtins [...]... no'". - atomicity_dir=cpu/generic/atomicity_builtins - # For 'make all-target-libstdc++-v3', re 'alloca'/VLA usage: EXTRA_CFLAGS="${EXTRA_CFLAGS} -mfake-ptx-alloca" OPTIMIZE_CXXFLAGS="${OPTIMIZE_CXXFLAGS} -mfake-ptx-alloca" |