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Revert "[SanitizerCoverage][Fuchsia] Make TracePcGuardController linker-initialized" 

This reverts commit r322424: this broke the tsan lint check.

llvm-svn: 322428
This commit is contained in:
Petr Hosek 2018-01-13 00:56:28 +00:00
parent f9c63174c0
commit c2b340a5c6
1 changed files with 6 additions and 6 deletions
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12
compiler-rt/lib/sanitizer_common/sanitizer_coverage_fuchsia.cc
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@ -49,7 +49,7 @@ constexpr const char kSancovSinkName[] = "sancov";
// Collects trace-pc guard coverage.
// This class relies on zero-initialization.
class TracePcGuardController final {
class TracePcGuardController {
public:
// For each PC location being tracked, there is a u32 reserved in global
// data called the "guard". At startup, we assign each guard slot a
@ -113,11 +113,11 @@ class TracePcGuardController final {
// We can always spare the 32G of address space.
static constexpr size_t MappingSize = sizeof(uptr) << 32;
BlockingMutex setup_lock_{LINKER_INITIALIZED};
uptr *array_{};
u32 next_index_{};
zx_handle_t vmo_{};
char vmo_name_[ZX_MAX_NAME_LEN]{};
BlockingMutex setup_lock_;
uptr *array_;
u32 next_index_;
zx_handle_t vmo_;
char vmo_name_[ZX_MAX_NAME_LEN];
size_t DataSize() const { return next_index_ * sizeof(uintptr_t); }