; RUN: opt < %s -passes=inline -S | FileCheck %s ; RUN: opt < %s -passes='cgscc(inline,function(instcombine))' -S | FileCheck %s declare void @ext_method(ptr, i32) declare signext i16 @vararg_fn(...) #0 declare "cc 9" void @vararg_fn_cc9(ptr %p, ...) define linkonce_odr void @thunk(ptr %this, ...) { %this_adj = getelementptr i8, ptr %this, i32 4 musttail call void (ptr, ...) @ext_method(ptr nonnull %this_adj, ...) ret void } define void @thunk_caller(ptr %p) { call void (ptr, ...) @thunk(ptr %p, i32 42) ret void } ; CHECK-LABEL: define void @thunk_caller(ptr %p) ; CHECK: call void (ptr, ...) @ext_method(ptr nonnull %this_adj.i, i32 42) define signext i16 @test_callee_2(...) { %res = musttail call signext i16 (...) @vararg_fn(...) #0 ret i16 %res } define void @test_caller_2(ptr %p, ptr %q, i16 %r) { call signext i16 (...) @test_callee_2(ptr %p, ptr byval(i8) %q, i16 signext %r) ret void } ; CHECK-LABEL: define void @test_caller_2 ; CHECK: call signext i16 (...) @vararg_fn(ptr %p, ptr byval(i8) %q, i16 signext %r) [[FN_ATTRS:#[0-9]+]] define void @test_callee_3(ptr %p, ...) { call signext i16 (...) @vararg_fn() ret void } define void @test_caller_3(ptr %p, ptr %q) { call void (ptr, ...) @test_callee_3(ptr nonnull %p, ptr %q) ret void } ; CHECK-LABEL: define void @test_caller_3 ; CHECK: call signext i16 (...) @vararg_fn() define void @test_preserve_cc(ptr %p, ...) { musttail call "cc 9" void (ptr, ...) @vararg_fn_cc9(ptr %p, ...) ret void } define void @test_caller_preserve_cc(ptr %p, ptr %q) { call void (ptr, ...) @test_preserve_cc(ptr %p, ptr %q) ret void } ; CHECK-LABEL: define void @test_caller_preserve_cc ; CHECK: call "cc 9" void (ptr, ...) @vararg_fn_cc9(ptr %p, ptr %q) define internal i32 @varg_accessed(...) { entry: %vargs = alloca ptr, align 8 call void @llvm.va_start(ptr %vargs) %va1 = va_arg ptr %vargs, i32 call void @llvm.va_end(ptr %vargs) ret i32 %va1 } define internal i32 @varg_accessed_alwaysinline(...) alwaysinline { entry: %vargs = alloca ptr, align 8 call void @llvm.va_start(ptr %vargs) %va1 = va_arg ptr %vargs, i32 call void @llvm.va_end(ptr %vargs) ret i32 %va1 } define i32 @call_vargs() { %res1 = call i32 (...) @varg_accessed(i32 10) %res2 = call i32 (...) @varg_accessed_alwaysinline(i32 15) %res = add i32 %res1, %res2 ret i32 %res } ; CHECK-LABEL: @call_vargs ; CHECK: %res1 = call i32 (...) @varg_accessed(i32 10) ; CHECK-NEXT: %res2 = call i32 (...) @varg_accessed_alwaysinline(i32 15) define void @caller_with_vastart(ptr noalias nocapture readnone %args, ...) { entry: %ap = alloca ptr, align 4 %ap2 = alloca ptr, align 4 call void @llvm.va_start(ptr nonnull %ap) call fastcc void @callee_with_vaend(ptr nonnull %ap) call void @llvm.va_start(ptr nonnull %ap) call fastcc void @callee_with_vaend_alwaysinline(ptr nonnull %ap) ret void } define internal fastcc void @callee_with_vaend_alwaysinline(ptr %a) alwaysinline { entry: tail call void @llvm.va_end(ptr %a) ret void } define internal fastcc void @callee_with_vaend(ptr %a) { entry: tail call void @llvm.va_end(ptr %a) ret void } ; CHECK-LABEL: @caller_with_vastart ; CHECK-NOT: @callee_with_vaend ; CHECK-NOT: @callee_with_vaend_alwaysinline declare void @llvm.va_start(ptr) declare void @llvm.va_end(ptr) ; CHECK: attributes [[FN_ATTRS]] = { "foo"="bar" } attributes #0 = { "foo"="bar" }