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author | Ludovic Courtès <ludo@gnu.org> | 2021-05-15 22:55:24 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2021-05-15 22:55:24 +0200 |
commit | 25487c3fe6a41dd62f6e53f256392224a3be2a08 (patch) | |
tree | 1051a1716d962ba0a7bbbf9dc8f7b67aa2674400 /gnu/packages/patches/snappy-add-inline-for-GCC.patch | |
parent | 4a9597e4516ec5ca58df3e007fcd5ef1d3fd2e54 (diff) | |
parent | 46eac03e720e9b21d225e2ec1c41299c09202d18 (diff) | |
download | guix-patches-25487c3fe6a41dd62f6e53f256392224a3be2a08.tar guix-patches-25487c3fe6a41dd62f6e53f256392224a3be2a08.tar.gz |
Merge branch 'master' into core-updates
Diffstat (limited to 'gnu/packages/patches/snappy-add-inline-for-GCC.patch')
-rw-r--r-- | gnu/packages/patches/snappy-add-inline-for-GCC.patch | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gnu/packages/patches/snappy-add-inline-for-GCC.patch b/gnu/packages/patches/snappy-add-inline-for-GCC.patch new file mode 100644 index 0000000000..04d35f56ee --- /dev/null +++ b/gnu/packages/patches/snappy-add-inline-for-GCC.patch @@ -0,0 +1,67 @@ +From 0c716d435abe65250100c2caea0e5126ac4e14bd Mon Sep 17 00:00:00 2001 +From: "Georgi D. Sotirov" <gdsotirov@gmail.com> +Date: Wed, 5 May 2021 14:16:46 +0300 +Subject: [PATCH] Add inline with SNAPPY_ATTRIBUTE_ALWAYS_INLINE + +Add inline with SNAPPY_ATTRIBUTE_ALWAYS_INLINE on AdvanceToNextTag to +fix the following compilation errors and a warning with GCC: + +[ 2%] Building CXX object CMakeFiles/snappy.dir/snappy.cc.o +/usr/bin/c++ -DHAVE_CONFIG_H -Dsnappy_EXPORTS +-I/tmp/snappy-1.1.9/build -I/tmp/snappy-1.1.9 -O3 +-march=i586 -mtune=i686 -Wall -Wextra -fno-exceptions -fno-rtti -O3 +-DNDEBUG -fPIC -std=c++11 -o CMakeFiles/snappy.dir/snappy.cc.o -c +/tmp/snappy-1.1.9/snappy.cc +/tmp/snappy-1.1.9/snappy.cc:1017:8: warning: always_inline +function might not be inlinable [-Wattributes] + size_t AdvanceToNextTag(const uint8_t** ip_p, size_t* tag) { + ^ +/tmp/snappy-1.1.9/snappy.cc: In function 'std::pair<const +unsigned char*, int> snappy::DecompressBranchless(const uint8_t*, const +uint8_t*, ptrdiff_t, T, ptrdiff_t) [with T = char*; uint8_t = unsigned +char; ptrdiff_t = int]': +/tmp/snappy-1.1.9/snappy.cc:1017:8: error: inlining failed in +call to always_inline 'size_t snappy::AdvanceToNextTag(const uint8_t**, +size_t*)': function body can be overwritten at link time +/tmp/snappy-1.1.9/snappy.cc:1097:53: error: called from here + size_t tag_type = AdvanceToNextTag(&ip, &tag); + ^ +/tmp/snappy-1.1.9/snappy.cc:1017:8: error: inlining failed in +call to always_inline 'size_t snappy::AdvanceToNextTag(const uint8_t**, +size_t*)': function body can be overwritten at link time + size_t AdvanceToNextTag(const uint8_t** ip_p, size_t* tag) { + ^ +/tmp/snappy-1.1.9/snappy.cc:1097:53: error: called from here + size_t tag_type = AdvanceToNextTag(&ip, &tag); + ^ +/tmp/snappy-1.1.9/snappy.cc:1017:8: error: inlining failed in +call to always_inline 'size_t snappy::AdvanceToNextTag(const uint8_t**, +size_t*)': function body can be overwritten at link time + size_t AdvanceToNextTag(const uint8_t** ip_p, size_t* tag) { + ^ +/tmp/snappy-1.1.9/snappy.cc:1097:53: error: called from here + size_t tag_type = AdvanceToNextTag(&ip, &tag); + ^ +CMakeFiles/snappy.dir/build.make:137: recipe for target +'CMakeFiles/snappy.dir/snappy.cc.o' failed + +Just like with other functions using SNAPPY_ATTRIBUTE_ALWAYS_INLINE +macro (i.e. __attribute__((always_inline)) ) it is necessary to use C++ +inline specifier. +--- + snappy.cc | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/snappy.cc b/snappy.cc +index 79dc0e8..51157be 100644 +--- a/snappy.cc ++++ b/snappy.cc +@@ -1014,7 +1014,7 @@ void MemMove(ptrdiff_t dst, const void* src, size_t size) { + } + + SNAPPY_ATTRIBUTE_ALWAYS_INLINE +-size_t AdvanceToNextTag(const uint8_t** ip_p, size_t* tag) { ++inline size_t AdvanceToNextTag(const uint8_t** ip_p, size_t* tag) { + const uint8_t*& ip = *ip_p; + // This section is crucial for the throughput of the decompression loop. + // The latency of an iteration is fundamentally constrained by the |