tccrun: reject TLS by SHF_TLS scan; add LLP64 regression cases to 73_arm64

tccrun.c

@@ -340,9 +340,14 @@ static int tcc_relocate_ex(TCCState *s1, void *ptr, unsigned ptr_diff)
     if (NULL == ptr) {
         s1->nb_errors = 0;
         /* An in-memory image gets no PT_TLS segment, so thread-pointer
-           relative accesses would silently alias the host's TLS block. */
-        if (tdata_section->data_offset || tbss_section->data_offset)
-            return tcc_error_noabort("thread-local storage is not supported at run time");
+           relative accesses would silently alias the host's TLS block.
+           Scan SHF_TLS (not just the two canonical section pointers) so
+           per-symbol .tdata.foo/.tbss.foo from linked objects are caught. */
+        for (i = 1; i < s1->nb_sections; i++) {
+            s = s1->sections[i];
+            if ((s->sh_flags & SHF_TLS) && s->data_offset)
+                return tcc_error_noabort("thread-local storage is not supported at run time");
+        }
 #ifdef TCC_TARGET_PE
         pe_output_file(s1, NULL);
 #else

tests/tests2/73_arm64.c

@@ -464,6 +464,10 @@ static uint64_t sublp4095(uint64_t x) { return x - 4095; }
 static uint32_t subim503808(uint32_t x) { return x - -503808; }
 static uint64_t addp12345(uint64_t x) { return x + 12345; }
 static uint32_t subp12345(uint32_t x) { return x - 12345; }
+/* LLP64 guard: these drop the high bits (print 3e8) when arm64_gen_opic's
+   fits-in-immediate mask truncates to 32 bits on an LLP64-built tcc. */
+static uint64_t addlpbit49(uint64_t x) { return x + (1ll << 49); }
+static uint64_t addlp4g(uint64_t x) { return x + 0x100000000ll; }
 
 static uint32_t mvni(uint32_t x) { return 0xffffffff - x; }
 static uint64_t negl(uint64_t x) { return 0 - x; }
@@ -507,6 +511,8 @@ void opi(void)
     pll(subim503808(x));
     pll(addp12345(x));
     pll(subp12345(x));
+    pll(addlpbit49(x));
+    pll(addlp4g(x));
     pll(mvni(x));
     pll(negl(x));
     pll(rsbi123(x));

tests/tests2/73_arm64.expect

@@ -148,6 +148,8 @@ fffffffffffff3e9
 7b3e8
 3421
 ffffd3af
+20000000003e8
+1000003e8
 fffffc17
 fffffffffffffc18
 fffffc93