f08b94d5c2
This addresses the ARM issue found by: https://lab.llvm.org/buildbot/#/builders/109/builds/63726 (This test wouldn't run for me locally, hence missing it in the last fix.)
38 lines
1.2 KiB
LLVM
38 lines
1.2 KiB
LLVM
; RUN: llc -mtriple thumbv7-apple-ios3.0.0 < %s 2>&1 >/dev/null | FileCheck %s
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; Check the internal option that warns when the stack frame size exceeds the
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; given amount.
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; <rdar://13987214>
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; CHECK-NOT: nowarn
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define void @nowarn() nounwind ssp "frame-pointer"="all" "warn-stack-size"="80" {
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entry:
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%buffer = alloca [12 x i8], align 1
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call void @doit(ptr %buffer) nounwind
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ret void
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}
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; CHECK: warning: <unknown>:0:0: stack frame size ([[STCK:[0-9]+]]) exceeds limit (80) in function 'warn'
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define i32 @warn() nounwind ssp "frame-pointer"="all" "warn-stack-size"="80" {
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entry:
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%var = alloca i32, align 4
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%buffer = alloca [80 x i8], align 1
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call void @doit(ptr %buffer) nounwind
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call void @doit(ptr %var) nounwind
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%val = load i32, ptr %var
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ret i32 %val
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}
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; CHECK: warning: <unknown>:0:0: stack frame size ([[STCK:[0-9]+]]) exceeds limit (80) in function 'warn_safestack'
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define i32 @warn_safestack() nounwind ssp safestack "warn-stack-size"="80" {
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entry:
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%var = alloca i32, align 4
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%a = alloca i32, align 4
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%buffer = alloca [80 x i8], align 1
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call void @doit(ptr %buffer) nounwind
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call void @doit(ptr %var) nounwind
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%val = load i32, ptr %var
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ret i32 %val
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}
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declare void @doit(ptr)
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