From: George Karpenkov <ekarpenkov@apple.com>
Date: Wed, 14 Jun 2017 23:40:25 +0000 (+0000)
Subject: Fixing section name for Darwin platforms for sanitizer coverage
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4cbdf0eab210f85fe1c54e104f0543783dd4cab2;p=llvm

Fixing section name for Darwin platforms for sanitizer coverage

On Darwin, section names have a 16char length limit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@305429 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Fuzzer/test/CMakeLists.txt b/lib/Fuzzer/test/CMakeLists.txt
index bb9406297da..1cf6c9502a2 100644
--- a/lib/Fuzzer/test/CMakeLists.txt
+++ b/lib/Fuzzer/test/CMakeLists.txt
@@ -206,7 +206,7 @@ include_directories(..)
 add_subdirectory(no-coverage)
 add_subdirectory(trace-pc)
 add_subdirectory(ubsan)
-if (NOT APPLE AND NOT MSVC)
+if (NOT MSVC)
   add_subdirectory(inline-8bit-counters)
 endif()
 
diff --git a/lib/Transforms/Instrumentation/SanitizerCoverage.cpp b/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
index 8aa40d1759d..e3c36c98ab0 100644
--- a/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
+++ b/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
@@ -61,7 +61,7 @@ static const char *const SanCov8bitCountersInitName =
     "__sanitizer_cov_8bit_counters_init";
 
 static const char *const SanCovGuardsSectionName = "sancov_guards";
-static const char *const SanCovCountersSectionName = "sancov_counters";
+static const char *const SanCovCountersSectionName = "sancov_cntrs";
 
 static cl::opt<int> ClCoverageLevel(
     "sanitizer-coverage-level",
diff --git a/test/Instrumentation/SanitizerCoverage/inline-8bit-counters.ll b/test/Instrumentation/SanitizerCoverage/inline-8bit-counters.ll
index 4df6ffeb5a8..5b5b75117fb 100644
--- a/test/Instrumentation/SanitizerCoverage/inline-8bit-counters.ll
+++ b/test/Instrumentation/SanitizerCoverage/inline-8bit-counters.ll
@@ -10,4 +10,4 @@ entry:
 ; CHECK:  store i8 %1, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @__sancov_gen_, i64 0, i64 0), !nosanitize
   ret void
 }
-; CHECK: call void @__sanitizer_cov_8bit_counters_init(i8* bitcast (i8** @__start___sancov_counters to i8*), i8* bitcast (i8** @__stop___sancov_counters to i8*))
+; CHECK: call void @__sanitizer_cov_8bit_counters_init(i8* bitcast (i8** @__start___sancov_cntrs to i8*), i8* bitcast (i8** @__stop___sancov_cntrs to i8*))