Two images of same size offset with -X do not align. -p bug?

[joa-quim]

See also GMT.jl issue #1808

gmt pscoast  -Rg -JF180/0/60/3 -Baf -BWSen -Ggray -Sblue -Da -P -K > lixo.ps
gmt pscoast  -Rg -JF180/0/60/3 -B -X3 -p90/90 -Ggray -Sblue -Da -O >> lixo.ps

We had (have?) once an issue with rotation by -p. Smells like a -p bug in picking the point about which it rotates.

[Esteban82]

I agree that there is something wrong.

I tried this

gmt begin coast png
	gmt coast -Rg -B0 -Sblue -p180/90+v1c/0  -JF180/0/60/3 
	gmt coast -X3 -B0 -Sblue -p90/90+v1c/0
gmt en

If I used -p179/90 then I got this: