test: test for code that relies on the optimizer to be valid

There exists a fair bit of code out there which relies on the
optimizer in order to fit inside a predefined envelope.  NASM 2.04rc4
breaks this; write a simple test to demonstrate.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 133 insertions, 0 deletions

diff --git a/test/fwdopt.asm b/test/fwdopt.asm
new file mode 100644
index 00000000..14ef0e64
--- /dev/null
+++ b/test/fwdopt.asm
@@ -0,0 +1,133 @@
+;Testname=test; Arguments=-fbin -ofwdopt.bin; Files=.stdout .stderr fwdopt.bin
+n0:	jmp n1
+n1:	jmp n2
+n2:	jmp n3
+n3:	jmp n4
+n4:	jmp n5
+n5:	jmp n6
+n6:	jmp n7
+n7:	jmp n8
+n8:	jmp n9
+n9:	jmp n10
+n10:	jmp n11
+n11:	jmp n12
+n12:	jmp n13
+n13:	jmp n14
+n14:	jmp n15
+n15:	jmp n16
+n16:	jmp n17
+n17:	jmp n18
+n18:	jmp n19
+n19:	jmp n20
+n20:	jmp n21
+n21:	jmp n22
+n22:	jmp n23
+n23:	jmp n24
+n24:	jmp n25
+n25:	jmp n26
+n26:	jmp n27
+n27:	jmp n28
+n28:	jmp n29
+n29:	jmp n30
+n30:	jmp n31
+n31:	jmp n32
+n32:	jmp n33
+n33:	jmp n34
+n34:	jmp n35
+n35:	jmp n36
+n36:	jmp n37
+n37:	jmp n38
+n38:	jmp n39
+n39:	jmp n40
+n40:	jmp n41
+n41:	jmp n42
+n42:	jmp n43
+n43:	jmp n44
+n44:	jmp n45
+n45:	jmp n46
+n46:	jmp n47
+n47:	jmp n48
+n48:	jmp n49
+n49:	jmp n50
+n50:	jmp n51
+n51:	jmp n52
+n52:	jmp n53
+n53:	jmp n54
+n54:	jmp n55
+n55:	jmp n56
+n56:	jmp n57
+n57:	jmp n58
+n58:	jmp n59
+n59:	jmp n60
+n60:	jmp n61
+n61:	jmp n62
+n62:	jmp n63
+n63:	jmp n64
+n64:	jmp n65
+n65:	jmp n66
+n66:	jmp n67
+n67:	jmp n68
+n68:	jmp n69
+n69:	jmp n70
+n70:	jmp n71
+n71:	jmp n72
+n72:	jmp n73
+n73:	jmp n74
+n74:	jmp n75
+n75:	jmp n76
+n76:	jmp n77
+n77:	jmp n78
+n78:	jmp n79
+n79:	jmp n80
+n80:	jmp n81
+n81:	jmp n82
+n82:	jmp n83
+n83:	jmp n84
+n84:	jmp n85
+n85:	jmp n86
+n86:	jmp n87
+n87:	jmp n88
+n88:	jmp n89
+n89:	jmp n90
+n90:	jmp n91
+n91:	jmp n92
+n92:	jmp n93
+n93:	jmp n94
+n94:	jmp n95
+n95:	jmp n96
+n96:	jmp n97
+n97:	jmp n98
+n98:	jmp n99
+n99:	jmp n100
+n100:	jmp n101
+n101:	jmp n102
+n102:	jmp n103
+n103:	jmp n104
+n104:	jmp n105
+n105:	jmp n106
+n106:	jmp n107
+n107:	jmp n108
+n108:	jmp n109
+n109:	jmp n110
+n110:	jmp n111
+n111:	jmp n112
+n112:	jmp n113
+n113:	jmp n114
+n114:	jmp n115
+n115:	jmp n116
+n116:	jmp n117
+n117:	jmp n118
+n118:	jmp n119
+n119:	jmp n120
+n120:	jmp n121
+n121:	jmp n122
+n122:	jmp n123
+n123:	jmp n124
+n124:	jmp n125
+n125:	jmp n126
+n126:	jmp n127
+n127:	jmp n0
+
+	;;  This should emit exactly 3 NOP bytes
+	times 260-($-$$) nop
+	hlt