Add iso646.h and corresponding tests

include/iso646.h

@@ -0,0 +1,22 @@
+// Copied from musl
+
+#ifndef _ISO646_H
+#define _ISO646_H
+
+#ifndef __cplusplus
+
+#define and    &&
+#define and_eq &=
+#define bitand &
+#define bitor  |
+#define compl  ~
+#define not    !
+#define not_eq !=
+#define or     ||
+#define or_eq  |=
+#define xor    ^
+#define xor_eq ^=
+
+#endif
+
+#endif

tests/Makefile

@@ -21,6 +21,7 @@ EXPECT_NAMES=\
 	fcntl/fcntl \
 	fnmatch \
 	futimens \
+	iso646 \
 	libgen \
 	locale \
 	math \

tests/expected/bins_static/iso646.stdout

@@ -0,0 +1,33 @@
+0 and 0: 0
+1 and 0: 0
+0 and 1: 0
+1 and 1: 1
+0 and_eq 0: 0
+1 and_eq 0: 0
+0 and_eq 1: 0
+1 and_eq 1: 1
+a bitand b: 8
+a bitor b: 14
+compl a: 245
+not 0: 1
+not 1: 0
+0 not_eq 0: 0
+1 not_eq 0: 1
+0 not_eq 1: 0
+1 not_eq 1: 1
+0 or 0: 0
+1 or 0: 1
+0 or 1: 1
+1 or 1: 1
+0 or_eq 0: 0
+1 or_eq 0: 1
+0 or_eq 1: 1
+1 or_eq 1: 1
+0 xor 0: 0
+1 xor 0: 1
+0 xor 1: 1
+1 xor 1: 0
+0 xor_eq 0: 0
+1 xor_eq 0: 1
+0 xor_eq 1: 1
+1 xor_eq 1: 0

tests/iso646.c

@@ -0,0 +1,92 @@
+#include <iso646.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#include "test_helpers.h"
+
+int main() {
+    uint8_t a_bits = 0xa; // 0b0000_1010
+    uint8_t b_bits = 0xc; // 0b0000_1100
+
+    uint8_t c_bits;
+    int c_bool;
+
+    printf("0 and 0: %d\n", 0 and 0);
+    printf("1 and 0: %d\n", 1 and 0);
+    printf("0 and 1: %d\n", 0 and 1);
+    printf("1 and 1: %d\n", 1 and 1);
+
+    c_bool = 0;
+    c_bool and_eq 0;
+    printf("0 and_eq 0: %d\n", c_bool);
+    c_bool = 1;
+    c_bool and_eq 0;
+    printf("1 and_eq 0: %d\n", c_bool);
+    c_bool = 0;
+    c_bool and_eq 1;
+    printf("0 and_eq 1: %d\n", c_bool);
+    c_bool = 1;
+    c_bool and_eq 1;
+    printf("1 and_eq 1: %d\n", c_bool);
+
+    c_bits = a_bits bitand b_bits;
+    printf("a bitand b: %d\n", c_bits);
+
+    c_bits = a_bits bitor b_bits;
+    printf("a bitor b: %d\n", c_bits);
+
+    c_bits = compl a_bits;
+    printf("compl a: %d\n", c_bits);
+
+    printf("not 0: %d\n", not 0);
+    printf("not 1: %d\n", not 1);
+
+    c_bool = 0;
+    c_bool not_eq 0;
+    printf("0 not_eq 0: %d\n", c_bool);
+    c_bool = 1;
+    c_bool not_eq 0;
+    printf("1 not_eq 0: %d\n", c_bool);
+    c_bool = 0;
+    c_bool not_eq 1;
+    printf("0 not_eq 1: %d\n", c_bool);
+    c_bool = 1;
+    c_bool not_eq 1;
+    printf("1 not_eq 1: %d\n", c_bool);
+
+    printf("0 or 0: %d\n", 0 or 0);
+    printf("1 or 0: %d\n", 1 or 0);
+    printf("0 or 1: %d\n", 0 or 1);
+    printf("1 or 1: %d\n", 1 or 1);
+
+    c_bool = 0;
+    c_bool or_eq 0;
+    printf("0 or_eq 0: %d\n", c_bool);
+    c_bool = 1;
+    c_bool or_eq 0;
+    printf("1 or_eq 0: %d\n", c_bool);
+    c_bool = 0;
+    c_bool or_eq 1;
+    printf("0 or_eq 1: %d\n", c_bool);
+    c_bool = 1;
+    c_bool or_eq 1;
+    printf("1 or_eq 1: %d\n", c_bool);
+
+    printf("0 xor 0: %d\n", 0 xor 0);
+    printf("1 xor 0: %d\n", 1 xor 0);
+    printf("0 xor 1: %d\n", 0 xor 1);
+    printf("1 xor 1: %d\n", 1 xor 1);
+
+    c_bool = 0;
+    c_bool xor_eq 0;
+    printf("0 xor_eq 0: %d\n", c_bool);
+    c_bool = 1;
+    c_bool xor_eq 0;
+    printf("1 xor_eq 0: %d\n", c_bool);
+    c_bool = 0;
+    c_bool xor_eq 1;
+    printf("0 xor_eq 1: %d\n", c_bool);
+    c_bool = 1;
+    c_bool xor_eq 1;
+    printf("1 xor_eq 1: %d\n", c_bool);
+}