llvm-project/llvm/test/ExecutionEngine/2003-08-21-EnvironmentTest.ll

23 lines
522 B
LLVM

; RUN: llvm-as %s -f -o %t.bc
; RUN: lli %t.bc > /dev/null
;
; Regression Test: EnvironmentTest.ll
;
; Description:
; This is a regression test that verifies that the JIT passes the
; environment to the main() function.
;
declare i32 @strlen(i8*)
define i32 @main(i32 %argc.1, i8** %argv.1, i8** %envp.1) {
%tmp.2 = load i8** %envp.1 ; <i8*> [#uses=1]
%tmp.3 = call i32 @strlen( i8* %tmp.2 ) ; <i32> [#uses=1]
%T = icmp eq i32 %tmp.3, 0 ; <i1> [#uses=1]
%R = zext i1 %T to i32 ; <i32> [#uses=1]
ret i32 %R
}