llvm-6502/test/Transforms/Inline/dynamic_alloca_test.ll
2006-12-02 04:23:10 +00:00

29 lines
738 B
LLVM

; Test that functions with dynamic allocas get inlined in a case where
; naively inlining it would result in a miscompilation.
; RUN: llvm-upgrade < %s | llvm-as | opt -inline &&
; RUN: llvm-upgrade < %s | llvm-as | opt -inline | llvm-dis | grep llvm.stacksave &&
; RUN: llvm-upgrade < %s | llvm-as | opt -inline | llvm-dis | not grep callee
declare void %ext(int*)
implementation
internal void %callee(uint %N) {
%P = alloca int, uint %N ;; dynamic alloca
call void %ext(int* %P)
ret void
}
void %foo(uint %N) {
br label %Loop
Loop:
%count = phi uint [0, %0], [%next, %Loop]
%next = add uint %count, 1
call void %callee(uint %N)
%cond = seteq uint %count, 100000
br bool %cond, label %out, label %Loop
out:
ret void
}