| ; RUN: llc -mtriple thumbv7-apple-ios3.0.0 < %s 2>&1 >/dev/null | FileCheck %s |
| ; Check the internal option that warns when the stack frame size exceeds the |
| ; given amount. |
| ; <rdar://13987214> |
| |
| ; CHECK-NOT: nowarn |
| define void @nowarn() nounwind ssp "frame-pointer"="all" "warn-stack-size"="80" { |
| entry: |
| %buffer = alloca [12 x i8], align 1 |
| %arraydecay = getelementptr inbounds [12 x i8], [12 x i8]* %buffer, i64 0, i64 0 |
| call void @doit(i8* %arraydecay) nounwind |
| ret void |
| } |
| |
| ; CHECK: warning: stack frame size (92) exceeds limit (80) in function 'warn' |
| define void @warn() nounwind ssp "frame-pointer"="all" "warn-stack-size"="80" { |
| entry: |
| %buffer = alloca [80 x i8], align 1 |
| %arraydecay = getelementptr inbounds [80 x i8], [80 x i8]* %buffer, i64 0, i64 0 |
| call void @doit(i8* %arraydecay) nounwind |
| ret void |
| } |
| |
| declare void @doit(i8*) |
