https://llvm.org/bugs/show_bug.cgi?id=22969
Bug ID: 22969
Summary: assertion with DFSan: PHI nodes not grouped at top of
basic block!
Product: new-bugs
Version: unspecified
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: new bugs
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
int F2();
void F1(int c) {
int curToken;
try {
while (1) try {
curToken = F2();
break;
} catch (int) {
}
if (curToken) F2();
if (c) {
}
} catch (int) {
}
}
clang++ -fsanitize=dataflow z.cc -O2 -c
PHI nodes not grouped at top of basic block!
%1 = phi i16 [ %0, %while.body ]
label %invoke.cont
fatal error: error in backend: Broken function found, compilation aborted!
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