From 2a80257535428c66eb1d5e04ed056925b6af92ae Mon Sep 17 00:00:00 2001
From: Dmitry Stogov <dmitry@zend.com>
Date: Mon, 22 May 2023 19:51:19 +0300
Subject: [PATCH] Support for more C escape sequences

---
 ir_aarch64.dasc | 24 ++++++++++++++++++++++++
 ir_x86.dasc     | 25 ++++++++++++++++++++++++-
 2 files changed, 48 insertions(+), 1 deletion(-)

diff --git a/ir_aarch64.dasc b/ir_aarch64.dasc
index db0e852..2df1a7c 100644
--- a/ir_aarch64.dasc
+++ b/ir_aarch64.dasc
@@ -5065,6 +5065,24 @@ void *ir_emit_code(ir_ctx *ctx, size_t *size_ptr)
 							if (str[i+1] == '\\') {
 								i++;
 								c = '\\';
+							} else if (str[i+1] == '\'') {
+								i++;
+								c = '\'';
+							} else if (str[i+1] == '"') {
+								i++;
+								c = '"';
+							} else if (str[i+1] == 'a') {
+								i++;
+								c = '\a';
+							} else if (str[i+1] == 'b') {
+								i++;
+								c = '\b';
+							} else if (str[i+1] == 'e') {
+								i++;
+								c = '\e';
+							} else if (str[i+1] == 'f') {
+								i++;
+								c = '\f';
 							} else if (str[i+1] == 'n') {
 								i++;
 								c = '\n';
@@ -5074,6 +5092,12 @@ void *ir_emit_code(ir_ctx *ctx, size_t *size_ptr)
 							} else if (str[i+1] == 't') {
 								i++;
 								c = '\t';
+							} else if (str[i+1] == 'v') {
+								i++;
+								c = '\v';
+							} else if (str[i+1] == '?') {
+								i++;
+								c = 0x3f;
 							}
 						}
 						w |= c << (8 * j);
diff --git a/ir_x86.dasc b/ir_x86.dasc
index 42b1891..da069b7 100644
--- a/ir_x86.dasc
+++ b/ir_x86.dasc
@@ -8548,6 +8548,24 @@ next_block:;
 						if (str[i+1] == '\\') {
 							i++;
 							c = '\\';
+						} else if (str[i+1] == '\'') {
+							i++;
+							c = '\'';
+						} else if (str[i+1] == '"') {
+							i++;
+							c = '"';
+						} else if (str[i+1] == 'a') {
+							i++;
+							c = '\a';
+						} else if (str[i+1] == 'b') {
+							i++;
+							c = '\b';
+						} else if (str[i+1] == 'e') {
+							i++;
+							c = '\e';
+						} else if (str[i+1] == 'f') {
+							i++;
+							c = '\f';
 						} else if (str[i+1] == 'n') {
 							i++;
 							c = '\n';
@@ -8557,8 +8575,13 @@ next_block:;
 						} else if (str[i+1] == 't') {
 							i++;
 							c = '\t';
+						} else if (str[i+1] == 'v') {
+							i++;
+							c = '\v';
+						} else if (str[i+1] == '?') {
+							i++;
+							c = 0x3f;
 						}
-
 					}
 					|.byte c
 					i++;