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| author | Martin <pizzard@users.noreply.github.com> | 2019-08-23T18·45+0200 |
|---|---|---|
| committer | Xiaoyi Zhang <zhangxy988@gmail.com> | 2019-08-23T18·45-0400 |
| commit | 0302d1e5fa4fcdd1763b7d1bb3212943b1ae911d (patch) | |
| tree | 4e43462da1e5504bd808a1d4fbc910a2d08c8144 | |
| parent | 262d74ba81b1fc4d71f459555cde8ecb39786d68 (diff) | |
supppress unused variable warning for gcc (#372)
gcc complains with:
```
'stacktraces_enabler' defined but not used [-Wunused-variable]
static int stacktraces_enabler = []() {
```| -rw-r--r-- | absl/debugging/internal/stacktrace_generic-inl.inc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/absl/debugging/internal/stacktrace_generic-inl.inc b/absl/debugging/internal/stacktrace_generic-inl.inc index 2e876fef96cf..81a49ef2e860 100644 --- a/absl/debugging/internal/stacktrace_generic-inl.inc +++ b/absl/debugging/internal/stacktrace_generic-inl.inc @@ -16,6 +16,7 @@ #include <cstring> #include "absl/debugging/stacktrace.h" +#include "absl/base/attributes.h" // Sometimes, we can try to get a stack trace from within a stack // trace, because we don't block signals inside this code (which would be too @@ -35,7 +36,7 @@ static __thread int recursive = 0; static std::atomic<bool> disable_stacktraces(true); // Disabled until healthy. // Waiting until static initializers run seems to be late enough. // This file is included into stacktrace.cc so this will only run once. -static int stacktraces_enabler = []() { +ABSL_ATTRIBUTE_UNUSED static int stacktraces_enabler = []() { void* unused_stack[1]; // Force the first backtrace to happen early to get the one-time shared lib // loading (allocation) out of the way. After the first call it is much safer |