1 ; RUN: opt < %s -O3 -S > %t 2 ; RUN: grep undef %t | count 1 3 ; RUN: grep 5 %t | count 1 4 ; RUN: grep 7 %t | count 1 5 ; RUN: grep 9 %t | count 1 6 7 %0 = type { i32, i32 } ; type %0 8 @a = weak constant i32 undef ; <i32*> [#uses=1] 9 @b = weak constant i32 5 ; <i32*> [#uses=1] 10 @c = weak constant %0 { i32 7, i32 9 } ; <%0*> [#uses=1] 11 12 define i32 @la() { 13 %v = load i32, i32* @a ; <i32> [#uses=1] 14 ret i32 %v 15 } 16 17 define i32 @lb() { 18 %v = load i32, i32* @b ; <i32> [#uses=1] 19 ret i32 %v 20 } 21 22 define i32 @lc() { 23 %g = getelementptr %0, %0* @c, i32 0, i32 0 ; <i32*> [#uses=1] 24 %u = load i32, i32* %g ; <i32> [#uses=1] 25 %h = getelementptr %0, %0* @c, i32 0, i32 1 ; <i32*> [#uses=1] 26 %v = load i32, i32* %h ; <i32> [#uses=1] 27 %r = add i32 %u, %v 28 ret i32 %r 29 } 30 31 define i32 @f() { 32 %u = call i32 @la() ; <i32> [#uses=1] 33 %v = call i32 @lb() ; <i32> [#uses=1] 34 %w = call i32 @lc() ; <i32> [#uses=1] 35 %r = add i32 %u, %v ; <i32> [#uses=1] 36 %s = add i32 %r, %w ; <i32> [#uses=1] 37 ret i32 %s 38 } 39
