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Fix a -Wunreachable-code-aggressive warning (#1214)

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Nico Weber 2021-08-19 09:09:49 -04:00 committed by GitHub
parent c4b06e5b79
commit 8fd49d6671
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1 changed files with 4 additions and 4 deletions
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8
src/sysinfo.cc
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@ -214,10 +214,9 @@ bool ReadFromFile(std::string const& fname, ArgT* arg) {
CPUInfo::Scaling CpuScaling(int num_cpus) {
// We don't have a valid CPU count, so don't even bother.
if (num_cpus <= 0) return CPUInfo::Scaling::UNKNOWN;
#ifdef BENCHMARK_OS_QNX
#if defined(BENCHMARK_OS_QNX)
return CPUInfo::Scaling::UNKNOWN;
#endif
#ifndef BENCHMARK_OS_WINDOWS
#elif !defined(BENCHMARK_OS_WINDOWS)
// On Linux, the CPUfreq subsystem exposes CPU information as files on the
// local file system. If reading the exported files fails, then we may not be
// running on Linux, so we silently ignore all the read errors.
@ -228,8 +227,9 @@ CPUInfo::Scaling CpuScaling(int num_cpus) {
if (ReadFromFile(governor_file, &res) && res != "performance") return CPUInfo::Scaling::ENABLED;
}
return CPUInfo::Scaling::DISABLED;
#endif
#else
return CPUInfo::Scaling::UNKNOWN;
#endif
}
int CountSetBitsInCPUMap(std::string Val) {