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// RUN: %clang_cc1 -emit-llvm -o %t %s
// RUN: grep '@r = common global \[1 x .*\] zeroinitializer' %t
int r[];
int (*a)[] = &r;
struct s0;
struct s0 x;
// RUN: grep '@x = common global .struct.s0 zeroinitializer' %t
struct s0 y;
// RUN: grep '@y = common global .struct.s0 zeroinitializer' %t
struct s0 *f0() {
return &y;
}
struct s0 {
int x;
};
// RUN: grep '@b = common global \[1 x .*\] zeroinitializer' %t
int b[];
int *f1() {
return b;
}
// Check that the most recent tentative definition wins.
// RUN: grep '@c = common global \[4 x .*\] zeroinitializer' %t
int c[];
int c[4];
// Check that we emit static tentative definitions
// RUN: grep '@c5 = internal global \[1 x .*\] zeroinitializer' %t
static int c5[];
static int func() { return c5[0]; }
int callfunc() { return func(); }
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