1*e6c1b567SNAKAMURA Takumi; RUN: llc < %s -mtriple=arm-unknown-unknown | FileCheck %s --check-prefix=NO-OPTION 2*e6c1b567SNAKAMURA Takumi; RUN: llc < %s -mtriple=arm-unknown-unknown -disable-tail-calls | FileCheck %s --check-prefix=DISABLE-TRUE 3*e6c1b567SNAKAMURA Takumi; RUN: llc < %s -mtriple=arm-unknown-unknown -disable-tail-calls=false | FileCheck %s --check-prefix=DISABLE-FALSE 4d9699bc7SAkira Hatanaka 5d9699bc7SAkira Hatanaka; Check that command line option "-disable-tail-calls" overrides function 6d9699bc7SAkira Hatanaka; attribute "disable-tail-calls". 7d9699bc7SAkira Hatanaka 8d9699bc7SAkira Hatanaka; NO-OPTION-LABEL: {{\_?}}func_attr 9d9699bc7SAkira Hatanaka; NO-OPTION: bl {{\_?}}callee 10d9699bc7SAkira Hatanaka 11d9699bc7SAkira Hatanaka; DISABLE-FALSE-LABEL: {{\_?}}func_attr 12d9699bc7SAkira Hatanaka; DISABLE-FALSE: b {{\_?}}callee 13d9699bc7SAkira Hatanaka 14d9699bc7SAkira Hatanaka; DISABLE-TRUE-LABEL: {{\_?}}func_attr 15d9699bc7SAkira Hatanaka; DISABLE-TRUE: bl {{\_?}}callee 16d9699bc7SAkira Hatanaka 17d9699bc7SAkira Hatanakadefine i32 @func_attr(i32 %a) #0 { 18d9699bc7SAkira Hatanakaentry: 19d9699bc7SAkira Hatanaka %call = tail call i32 @callee(i32 %a) 20d9699bc7SAkira Hatanaka ret i32 %call 21d9699bc7SAkira Hatanaka} 22d9699bc7SAkira Hatanaka 23d9699bc7SAkira Hatanaka; NO-OPTION-LABEL: {{\_?}}func_noattr 24d9699bc7SAkira Hatanaka; NO-OPTION: b {{\_?}}callee 25d9699bc7SAkira Hatanaka 26d9699bc7SAkira Hatanaka; DISABLE-FALSE-LABEL: {{\_?}}func_noattr 27d9699bc7SAkira Hatanaka; DISABLE-FALSE: b {{\_?}}callee 28d9699bc7SAkira Hatanaka 29d9699bc7SAkira Hatanaka; DISABLE-TRUE-LABEL: {{\_?}}func_noattr 30d9699bc7SAkira Hatanaka; DISABLE-TRUE: bl {{\_?}}callee 31d9699bc7SAkira Hatanaka 32d9699bc7SAkira Hatanakadefine i32 @func_noattr(i32 %a) { 33d9699bc7SAkira Hatanakaentry: 34d9699bc7SAkira Hatanaka %call = tail call i32 @callee(i32 %a) 35d9699bc7SAkira Hatanaka ret i32 %call 36d9699bc7SAkira Hatanaka} 37d9699bc7SAkira Hatanaka 38d9699bc7SAkira Hatanakadeclare i32 @callee(i32) 39d9699bc7SAkira Hatanaka 40d9699bc7SAkira Hatanakaattributes #0 = { "disable-tail-calls"="true" } 41