[llvm-bugs] [Bug 89597] clang differs from gcc in the behaviourof -ffunction-sections and -fdata-sections

[LLVM Bugs via llvm-bugs]

Issue	89597
Summary	clang differs from gcc in the behaviourof -ffunction-sections and -fdata-sections
Labels	clang
Assignees
Reporter	hutoushayu

    


example:

`
#include <stdio.h>

#pragma clang section data=""
int g_aaa_5=123;
int fun_5(void)
{
    printf("%s: %d\n", __FUNCTION__, __LINE__);
    return 0;
}

#pragma clang section data=""

#pragma clang section data=""

int fun_1(void)
{
    printf("%s: %d\n", __FUNCTION__, __LINE__);
 return 0;
}

int fun_2(void)
{
    printf("%s: %d\n", __FUNCTION__, __LINE__);
    return 0;
}

int g_aaa_1=123;
int g_aaa_2=123;
#pragma clang section data=""

int g_aaa_3=123;
int g_aaa_4=123;

int fun_3(void)
{
 printf("%s: %d\n", __FUNCTION__, __LINE__);
    return 0;
}

int fun_4(void)
{
    printf("%s: %d\n", __FUNCTION__, __LINE__);
    return 0;
}

int main(void)
{
g_aaa_1=111;
g_aaa_3=111;
        fun_1();
 fun_3();
}`

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