http://llvm.org/bugs/show_bug.cgi?id=21374
Bug ID: 21374
Summary: lazy loading causes weaker type merging
Product: libraries
Version: trunk
Hardware: PC
OS: Windows NT
Status: NEW
Severity: normal
Priority: P
Component: Linker
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
$ cat t1.ll
%foo = type { i8* }
define void @f() {
bitcast i32* null to %foo*
ret void
}
$ cat t2.ll
%foo = type { i8* }
define void @g(%foo* %x) {
ret void
}
$ ./build/bin/llvm-as t1.ll -o t1.bc
$ ./build/bin/llvm-as t2.ll -o t2.bc
$ ./build/bin/llvm-link t2.ll t1.ll -S -o -
; ModuleID = 'llvm-link'
%foo = type { i8* }
define void @g(%foo* %x) {
ret void
}
define void @f() {
%1 = bitcast i32* null to %foo*
ret void
}
$ ./build/bin/llvm-link t2.bc t1.bc -S -o -
; ModuleID = 'llvm-link'
%foo = type { i8* }
%foo.0 = type { i8* }
define void @g(%foo* %x) {
ret void
}
define void @f() {
%1 = bitcast i32* null to %foo.0*
ret void
}
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