[sanitizer-coverage] one more flavor of coverage: -fsanitize-coverage=inline-8bit-counters. Experimental so far, not documenting yet. Reapplying revisions 304630, 304631, 304632, 304673, see PR33308
llvm-svn: 305026
diff --git a/clang/lib/Driver/SanitizerArgs.cpp b/clang/lib/Driver/SanitizerArgs.cpp
index dd71669..d6a9c35 100644
--- a/clang/lib/Driver/SanitizerArgs.cpp
+++ b/clang/lib/Driver/SanitizerArgs.cpp
@@ -48,13 +48,14 @@
CoverageBB = 1 << 1,
CoverageEdge = 1 << 2,
CoverageIndirCall = 1 << 3,
- CoverageTraceBB = 1 << 4,
+ CoverageTraceBB = 1 << 4, // Deprecated.
CoverageTraceCmp = 1 << 5,
CoverageTraceDiv = 1 << 6,
CoverageTraceGep = 1 << 7,
- Coverage8bitCounters = 1 << 8,
+ Coverage8bitCounters = 1 << 8, // Deprecated.
CoverageTracePC = 1 << 9,
CoverageTracePCGuard = 1 << 10,
+ CoverageInline8bitCounters = 1 << 12,
CoverageNoPrune = 1 << 11,
};
@@ -530,7 +531,8 @@
}
// trace-pc w/o func/bb/edge implies edge.
- if ((CoverageFeatures & (CoverageTracePC | CoverageTracePCGuard)) &&
+ if ((CoverageFeatures &
+ (CoverageTracePC | CoverageTracePCGuard | CoverageInline8bitCounters)) &&
!(CoverageFeatures & InsertionPointTypes))
CoverageFeatures |= CoverageEdge;
@@ -637,6 +639,7 @@
std::make_pair(Coverage8bitCounters, "-fsanitize-coverage-8bit-counters"),
std::make_pair(CoverageTracePC, "-fsanitize-coverage-trace-pc"),
std::make_pair(CoverageTracePCGuard, "-fsanitize-coverage-trace-pc-guard"),
+ std::make_pair(CoverageInline8bitCounters, "-fsanitize-coverage-inline-8bit-counters"),
std::make_pair(CoverageNoPrune, "-fsanitize-coverage-no-prune")};
for (auto F : CoverageFlags) {
if (CoverageFeatures & F.first)
@@ -798,6 +801,7 @@
.Case("trace-pc", CoverageTracePC)
.Case("trace-pc-guard", CoverageTracePCGuard)
.Case("no-prune", CoverageNoPrune)
+ .Case("inline-8bit-counters", CoverageInline8bitCounters)
.Default(0);
if (F == 0)
D.Diag(clang::diag::err_drv_unsupported_option_argument)