1*67e74705SXin Li // RUN: %clang -target x86_64-linux-gnu -fsplit-stack -S -std=c++11 %s -emit-llvm -o - | FileCheck -check-prefix=CHECK-SEGSTK %s 2*67e74705SXin Li // RUN: %clang -target x86_64-linux-gnu -S -std=c++11 %s -emit-llvm -o - | FileCheck -check-prefix=CHECK-NOSEGSTK %s 3*67e74705SXin Li foo()4*67e74705SXin Liint foo() { 5*67e74705SXin Li return 0; 6*67e74705SXin Li } 7*67e74705SXin Li 8*67e74705SXin Li template <typename T> 9*67e74705SXin Li [[gnu::no_split_stack]] tnosplit()10*67e74705SXin Liint tnosplit() { 11*67e74705SXin Li return 0; 12*67e74705SXin Li } 13*67e74705SXin Li 14*67e74705SXin Li [[gnu::no_split_stack]] nosplit()15*67e74705SXin Liint nosplit() { 16*67e74705SXin Li return tnosplit<int>(); 17*67e74705SXin Li } 18*67e74705SXin Li 19*67e74705SXin Li // CHECK-SEGSTK: define i32 @_Z3foov() [[SS:#[0-9]+]] { 20*67e74705SXin Li // CHECK-SEGSTK: define i32 @_Z7nosplitv() [[NSS1:#[0-9]+]] { 21*67e74705SXin Li // CHECK-SEGSTK: define linkonce_odr i32 @_Z8tnosplitIiEiv() [[NSS2:#[0-9]+]] comdat { 22*67e74705SXin Li // CHECK-SEGSTK-NOT: [[NSS1]] = { {{.*}} "split-stack" {{.*}} } 23*67e74705SXin Li // CHECK-SEGSTK-NOT: [[NSS2]] = { {{.*}} "split-stack" {{.*}} } 24*67e74705SXin Li // CHECK-SEGSTK: [[SS]] = { {{.*}} "split-stack" {{.*}} } 25*67e74705SXin Li // CHECK-SEGSTK-NOT: [[NSS1]] = { {{.*}} "split-stack" {{.*}} } 26*67e74705SXin Li // CHECK-SEGSTK-NOT: [[NSS2]] = { {{.*}} "split-stack" {{.*}} } 27*67e74705SXin Li 28*67e74705SXin Li // CHECK-NOSEGSTK: define i32 @_Z3foov() [[NSS0:#[0-9]+]] { 29*67e74705SXin Li // CHECK-NOSEGSTK: define i32 @_Z7nosplitv() [[NSS1:#[0-9]+]] { 30*67e74705SXin Li // CHECK-NOSEGSTK: define linkonce_odr i32 @_Z8tnosplitIiEiv() [[NSS2:#[0-9]+]] comdat { 31*67e74705SXin Li // CHECK-NOSEGSTK-NOT: [[NSS1]] = { {{.*}} "split-stack" {{.*}} } 32*67e74705SXin Li // CHECK-NOSEGSTK-NOT: [[NSS2]] = { {{.*}} "split-stack" {{.*}} } 33*67e74705SXin Li // CHECK-NOSEGSTK-NOT: [[NSS3]] = { {{.*}} "split-stack" {{.*}} } 34