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authorDaniel Jasper <djasper@google.com>2013-12-04 08:23:33 +0000
committerDaniel Jasper <djasper@google.com>2013-12-04 08:23:33 +0000
commitb835a4403adf0d808c73be0521d572c82799beee (patch)
treec9c0e2d383d8d28c5bb2eec068688de53b322ce8 /lib/IR/GCOV.cpp
parentdd302615b1c823036394060d3f45fb9ec2043e50 (diff)
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Revert r196358: "llvm-cov: Added support for function checksums."
This currently breaks clang/test/CodeGen/code-coverage.c. The root cause is that the newly introduced access to Funcs[j] is out of bounds. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196365 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/IR/GCOV.cpp')
-rw-r--r--lib/IR/GCOV.cpp12
1 files changed, 3 insertions, 9 deletions
diff --git a/lib/IR/GCOV.cpp b/lib/IR/GCOV.cpp
index 14eb71f030..64d53e4251 100644
--- a/lib/IR/GCOV.cpp
+++ b/lib/IR/GCOV.cpp
@@ -125,7 +125,7 @@ bool GCOVFunction::readGCNO(GCOVBuffer &Buff, GCOV::GCOVVersion Version) {
uint32_t Dummy;
if (!Buff.readInt(Dummy)) return false; // Function header length
if (!Buff.readInt(Ident)) return false;
- if (!Buff.readInt(Checksum)) return false;
+ if (!Buff.readInt(Dummy)) return false; // Checksum #1
if (Version != GCOV::V402) {
uint32_t CfgChecksum;
if (!Buff.readInt(CfgChecksum)) return false;
@@ -212,7 +212,6 @@ bool GCOVFunction::readGCNO(GCOVBuffer &Buff, GCOV::GCOVVersion Version) {
bool GCOVFunction::readGCDA(GCOVBuffer &Buff, GCOV::GCOVVersion Version) {
uint32_t Dummy;
if (!Buff.readInt(Dummy)) return false; // Function header length
-
uint32_t GCDAIdent;
if (!Buff.readInt(GCDAIdent)) return false;
if (Ident != GCDAIdent) {
@@ -221,13 +220,8 @@ bool GCOVFunction::readGCDA(GCOVBuffer &Buff, GCOV::GCOVVersion Version) {
return false;
}
- uint32_t GCDAChecksum;
- if (!Buff.readInt(GCDAChecksum)) return false;
- if (Checksum != GCDAChecksum) {
- errs() << "Function checksums do not match: " << Checksum << " != "
- << GCDAChecksum << " (in " << Name << ").\n";
- return false;
- }
+ if (!Buff.readInt(Dummy)) return false; // Checksum #1
+
uint32_t CfgChecksum;
if (Version != GCOV::V402) {