forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			85 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			85 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; Regression test for safestack layout. Used to fail with asan.
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| ; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
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| 
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| define void @f() safestack {
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| ; CHECK-LABEL: define void @f
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| entry:
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| ; CHECK:  %[[USP:.*]] = load i8*, i8** @__safestack_unsafe_stack_ptr
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| ; CHECK:   getelementptr i8, i8* %[[USP]], i32 -224
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| 
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|   %x0 = alloca i8, align 16
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|   %x1 = alloca i8, align 16
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|   %x2 = alloca i8, align 16
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|   %x3 = alloca i8, align 16
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|   %x4 = alloca i8, align 16
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|   %x5 = alloca i8, align 16
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|   %x6 = alloca i8, align 16
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|   %x7 = alloca i8, align 16
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|   %x8 = alloca i8, align 16
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|   %x9 = alloca i8, align 16
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|   %x10 = alloca i8, align 16
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|   %x11 = alloca i8, align 16
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|   %x12 = alloca i8, align 16
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|   %x13 = alloca i8, align 16
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|   %y0 = alloca i8, align 2
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|   %y1 = alloca i8, align 2
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|   %y2 = alloca i8, align 2
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|   %y3 = alloca i8, align 2
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|   %y4 = alloca i8, align 2
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|   %y5 = alloca i8, align 2
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|   %y6 = alloca i8, align 2
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|   %y7 = alloca i8, align 2
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|   %y8 = alloca i8, align 2
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| 
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -16
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|   call void @capture8(i8* %x0)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -32
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|   call void @capture8(i8* %x1)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -48
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|   call void @capture8(i8* %x2)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -64
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|   call void @capture8(i8* %x3)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -80
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|   call void @capture8(i8* %x4)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -96
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|   call void @capture8(i8* %x5)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -112
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|   call void @capture8(i8* %x6)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -128
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|   call void @capture8(i8* %x7)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -144
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|   call void @capture8(i8* %x8)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -160
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|   call void @capture8(i8* %x9)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -176
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|   call void @capture8(i8* %x10)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -192
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|   call void @capture8(i8* %x11)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -208
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|   call void @capture8(i8* %x12)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -224
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|   call void @capture8(i8* %x13)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -2
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|   call void @capture8(i8* %y0)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -4
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|   call void @capture8(i8* %y1)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -6
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|   call void @capture8(i8* %y2)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -8
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|   call void @capture8(i8* %y3)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -10
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|   call void @capture8(i8* %y4)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -12
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|   call void @capture8(i8* %y5)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -14
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|   call void @capture8(i8* %y6)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -18
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|   call void @capture8(i8* %y7)
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| ; CHECK: getelementptr i8, i8* %[[USP]], i32 -20
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|   call void @capture8(i8* %y8)
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| 
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|   ret void
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| }
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| 
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| declare void @capture8(i8*)
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