1; RUN: opt < %s -dfsan -dfsan-args-abi -dfsan-abilist=%S/Inputs/abilist.txt -S | FileCheck %s 2target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 3target triple = "x86_64-unknown-linux-gnu" 4 5; CHECK: i32 @discard(i32 %a, i32 %b) 6define i32 @discard(i32 %a, i32 %b) { 7 ret i32 0 8} 9 10; CHECK: i32 @functional(i32 %a, i32 %b) 11define i32 @functional(i32 %a, i32 %b) { 12 %c = add i32 %a, %b 13 ret i32 %c 14} 15 16; CHECK: define i32 (i32, i32)* @discardg(i32) 17; CHECK: %[[CALL:.*]] = call { i32 (i32, i32)*, i16 } @"dfs$g"(i32 %0, i16 0) 18; CHECK: %[[XVAL:.*]] = extractvalue { i32 (i32, i32)*, i16 } %[[CALL]], 0 19; CHECK: ret {{.*}} %[[XVAL]] 20@discardg = alias i32 (i32, i32)* (i32), i32 (i32, i32)* (i32)* @g 21 22declare void @custom1(i32 %a, i32 %b) 23 24; CHECK: define linkonce_odr { i32, i16 } @"dfsw$custom2"(i32, i32, i16, i16) 25; CHECK: %[[LABELRETURN2:.*]] = alloca i16 26; CHECK: %[[RV:.*]] = call i32 @__dfsw_custom2 27; CHECK: %[[RVSHADOW:.*]] = load i16, i16* %[[LABELRETURN2]] 28; CHECK: insertvalue {{.*}}[[RV]], 0 29; CHECK: insertvalue {{.*}}[[RVSHADOW]], 1 30; CHECK: ret { i32, i16 } 31declare i32 @custom2(i32 %a, i32 %b) 32 33; CHECK: define linkonce_odr void @"dfsw$custom3"(i32, i16, i16*, ...) 34; CHECK: call void @__dfsan_vararg_wrapper(i8* 35; CHECK: unreachable 36declare void @custom3(i32 %a, ...) 37 38declare i32 @custom4(i32 %a, ...) 39 40declare void @customcb(i32 (i32)* %cb) 41 42declare i32 @cb(i32) 43 44; CHECK: @"dfs$f" 45define void @f(i32 %x) { 46 ; CHECK: %[[LABELVA2:.*]] = alloca [2 x i16] 47 ; CHECK: %[[LABELVA1:.*]] = alloca [2 x i16] 48 ; CHECK: %[[LABELRETURN:.*]] = alloca i16 49 50 ; CHECK: call void @__dfsw_custom1(i32 1, i32 2, i16 0, i16 0) 51 call void @custom1(i32 1, i32 2) 52 53 ; CHECK: call i32 @__dfsw_custom2(i32 1, i32 2, i16 0, i16 0, i16* %[[LABELRETURN]]) 54 call i32 @custom2(i32 1, i32 2) 55 56 ; CHECK: call void @__dfsw_customcb({{.*}} @"dfst0$customcb", i8* bitcast ({{.*}} @"dfs$cb" to i8*), i16 0) 57 call void @customcb(i32 (i32)* @cb) 58 59 ; CHECK: %[[LABELVA1_0:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA1]], i32 0, i32 0 60 ; CHECK: store i16 0, i16* %[[LABELVA1_0]] 61 ; CHECK: %[[LABELVA1_1:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA1]], i32 0, i32 1 62 ; CHECK: store i16 %{{.*}}, i16* %[[LABELVA1_1]] 63 ; CHECK: %[[LABELVA1_0A:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA1]], i32 0, i32 0 64 ; CHECK: call void (i32, i16, i16*, ...) @__dfsw_custom3(i32 1, i16 0, i16* %[[LABELVA1_0A]], i32 2, i32 %{{.*}}) 65 call void (i32, ...) @custom3(i32 1, i32 2, i32 %x) 66 67 ; CHECK: %[[LABELVA2_0:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA2]], i32 0, i32 0 68 ; CHECK: %[[LABELVA2_0A:.*]] = getelementptr inbounds [2 x i16], [2 x i16]* %[[LABELVA2]], i32 0, i32 0 69 ; CHECK: call i32 (i32, i16, i16*, i16*, ...) @__dfsw_custom4(i32 1, i16 0, i16* %[[LABELVA2_0A]], i16* %[[LABELRETURN]], i32 2, i32 3) 70 call i32 (i32, ...) @custom4(i32 1, i32 2, i32 3) 71 72 ret void 73} 74 75; CHECK: @"dfs$g" 76define i32 (i32, i32)* @g(i32) { 77 ; CHECK: ret {{.*}} @"dfsw$custom2" 78 ret i32 (i32, i32)* @custom2 79} 80 81; CHECK: define { i32, i16 } @"dfs$adiscard"(i32, i32, i16, i16) 82; CHECK: %[[CALL:.*]] = call i32 @discard(i32 %0, i32 %1) 83; CHECK: %[[IVAL0:.*]] = insertvalue { i32, i16 } undef, i32 %[[CALL]], 0 84; CHECK: %[[IVAL1:.*]] = insertvalue { i32, i16 } %[[IVAL0]], i16 0, 1 85; CHECK: ret { i32, i16 } %[[IVAL1]] 86@adiscard = alias i32 (i32, i32), i32 (i32, i32)* @discard 87 88; CHECK: declare void @__dfsw_custom1(i32, i32, i16, i16) 89; CHECK: declare i32 @__dfsw_custom2(i32, i32, i16, i16, i16*) 90 91; CHECK-LABEL: define linkonce_odr i32 @"dfst0$customcb"(i32 (i32)*, i32, i16, i16*) 92; CHECK: %[[BC:.*]] = bitcast i32 (i32)* %0 to { i32, i16 } (i32, i16)* 93; CHECK: %[[CALL:.*]] = call { i32, i16 } %[[BC]](i32 %1, i16 %2) 94; CHECK: %[[XVAL0:.*]] = extractvalue { i32, i16 } %[[CALL]], 0 95; CHECK: %[[XVAL1:.*]] = extractvalue { i32, i16 } %[[CALL]], 1 96; CHECK: store i16 %[[XVAL1]], i16* %3 97; CHECK: ret i32 %[[XVAL0]] 98 99; CHECK: declare void @__dfsw_custom3(i32, i16, i16*, ...) 100; CHECK: declare i32 @__dfsw_custom4(i32, i16, i16*, i16*, ...) 101