diff --git a/gcc/gimplify.cc b/gcc/gimplify.cc index 9284fffe137f0013a7d995de8bf44973763a6259..769b880cce58631ba6f7d0dadea3301c29e43bcd 100644 --- a/gcc/gimplify.cc +++ b/gcc/gimplify.cc @@ -5419,9 +5419,10 @@ gimplify_init_ctor_eval (tree object, vec<constructor_elt, va_gc> *elts, cref = build2 (MEM_REF, rtype, addr, build_int_cst (ptr_type_node, 0)); rctor = tree_output_constant_def (rctor); - tree init = build2 (INIT_EXPR, rtype, cref, rctor); - gimplify_and_add (init, pre_p); - ggc_free (init); + if (gimplify_expr (&cref, pre_p, NULL, is_gimple_lvalue, + fb_lvalue) != GS_ERROR) + gimplify_seq_add_stmt (pre_p, + gimple_build_assign (cref, rctor)); } } else diff --git a/gcc/testsuite/c-c++-common/cpp/embed-24.c b/gcc/testsuite/c-c++-common/cpp/embed-24.c new file mode 100644 index 0000000000000000000000000000000000000000..d59a7e55cec5193c959a6563e604724504854091 --- /dev/null +++ b/gcc/testsuite/c-c++-common/cpp/embed-24.c @@ -0,0 +1,52 @@ +/* { dg-do run } */ +/* { dg-options "-O2" } */ +/* { dg-additional-options "-std=c23" { target c } } */ + +static unsigned char a[] = { +#embed __FILE__ limit (125) +}; + +void +foo (unsigned char *p) +{ + for (int i = 0; i < 128; ++i) + if (p[i] != ((i < 64 || i == 127) ? (unsigned char) -1 : i - 64 + 33)) + __builtin_abort (); + if (__builtin_memcmp (p + 128, a, 125)) + __builtin_abort (); + for (int i = 253; i < 256; ++i) + if (p[i] != (unsigned char) -1) + __builtin_abort (); +} + +#ifdef __cplusplus +#define M1 (unsigned char) -1 +#else +#define M1 -1 +#endif + +int +main () +{ + unsigned char res[256] = { + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + M1, M1, M1, M1, M1, M1, M1, M1, + 33, 34, 35, 36, 37, 38, 39, 40, + 41, 42, 43, 44, 45, 46, 47, 48, + 49, 50, 51, 52, 53, 54, 55, 56, + 57, 58, 59, 60, 61, 62, 63, 64, + 65, 66, 67, 68, 69, 70, 71, 72, + 73, 74, 75, 76, 77, 78, 79, 80, + 81, 82, 83, 84, 85, 86, 87, 88, + 89, 90, 91, 92, 93, 94, 95, M1, + #embed __FILE__ limit (125) suffix (,) + M1, M1, M1 + }; + foo (res); +}