1 ; Test that the FPrintFOptimizer works correctly
2 ; RUN: opt < %s -simplify-libcalls -S | \
3 ; RUN: not grep {call.*fprintf}
5 ; This transformation requires the pointer size, as it assumes that size_t is
6 ; the size of a pointer.
7 target datalayout = "-p:64:64:64"
9 %struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct._IO_FILE*, i32, i32, i32, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i32, [52 x i8] }
10 %struct._IO_marker = type { %struct._IO_marker*, %struct._IO_FILE*, i32 }
11 @str = constant [3 x i8] c"%s\00" ; <[3 x i8]*> [#uses=1]
12 @chr = constant [3 x i8] c"%c\00" ; <[3 x i8]*> [#uses=1]
13 @hello = constant [13 x i8] c"hello world\0A\00" ; <[13 x i8]*> [#uses=1]
14 @stdout = external global %struct._IO_FILE* ; <%struct._IO_FILE**> [#uses=3]
16 declare i32 @fprintf(%struct._IO_FILE*, i8*, ...)
20 %tmp.1 = load %struct._IO_FILE** @stdout ; <%struct._IO_FILE*> [#uses=1]
21 %tmp.0 = call i32 (%struct._IO_FILE*, i8*, ...)* @fprintf( %struct._IO_FILE* %tmp.1, i8* getelementptr ([13 x i8]* @hello, i32 0, i32 0) ) ; <i32> [#uses=0]
22 %tmp.4 = load %struct._IO_FILE** @stdout ; <%struct._IO_FILE*> [#uses=1]
23 %tmp.3 = call i32 (%struct._IO_FILE*, i8*, ...)* @fprintf( %struct._IO_FILE* %tmp.4, i8* getelementptr ([3 x i8]* @str, i32 0, i32 0), i8* getelementptr ([13 x i8]* @hello, i32 0, i32 0) ) ; <i32> [#uses=0]
24 %tmp.8 = load %struct._IO_FILE** @stdout ; <%struct._IO_FILE*> [#uses=1]
25 %tmp.7 = call i32 (%struct._IO_FILE*, i8*, ...)* @fprintf( %struct._IO_FILE* %tmp.8, i8* getelementptr ([3 x i8]* @chr, i32 0, i32 0), i32 33 ) ; <i32> [#uses=0]