https://bugs.llvm.org/show_bug.cgi?id=50683
Bug ID: 50683
Summary: [Attributor] opt crashes with "opt -O1
-attributor-enable=all": Assertion Assertion `Fn &&
"Expected callee when call argument is replaced!"'
failed
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Interprocedural Optimizations
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
$ cat crash.ll
source_filename = "crash.ll"
target datalayout =
"e-m:e-p270:32:32-p271:32:32-p272:64:64-i8:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@g = internal constant { [2 x i8*] } { [2 x i8*] [i8* bitcast (void (i8***)*
@f1 to i8*), i8* bitcast (void (i1 (i8*)*)* @f2 to i8*)] }
define internal void @f1(i8*** %a) {
entry:
%x = getelementptr { [2 x i8*] }, { [2 x i8*] }* @g, i32 0, i32 0, i32 0
store i8** %x , i8*** %a, align 8
ret void
}
define internal void @f2(i1 (i8*)* %a) {
cont461:
%c1 = bitcast i1 (i8*)* %a to i8*
call void @f3(i8* %c1, i1 (i8*)* %a)
ret void
}
define internal void @f3(i8* %a1, i1 (i8*)* %a) {
entry:
%call20 = call i1 @f9()
br i1 %call20, label %land.lhs.true, label %if.end40
land.lhs.true:
call i1 %a(i8* %a1)
br label %if.end40
if.end40:
ret void
}
define linkonce_odr i1 @f9() {
entry:
ret i1 false
}
Needs to enable new pm (-enable-new-pm=1) if not enabled by default.
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